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Finding the Fourth Proportional to 402,015.40, 603,023.10 and 244,292.20

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Solution

The fourth proportional to 402,015.40, 603,023.10 and 244,292.20 is: 366,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,015.40 : 603,023.10 = 244,292.20 : x
  2. Step 2: Convert to fraction form
    402,015.40/603,023.10 = 244,292.20/x
  3. Step 3: Cross multiply
    402,015.40x = 603,023.10 × 244,292.20
  4. Step 4: Simplify right side
    402,015.40x = 147,313,839,749.82
  5. Step 5: Solve for x
    x = 147,313,839,749.82/402,015.40
  6. Step 6: Final answer
    x = 366,438.30

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